Most spreadsheet problems come from static cell ranges—Excel tables replace them with dynamic, self-managing data structures.

Stop doing more than you have to in Excel—built-in tools can automate repetitive tasks instantly.

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Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Return on investment (ROI) measures the amount of ...

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